Enjoy bargain pricing on the 12" x 4" Single Deflection Adjustable Steel Blade Grille with blades parallel to the long dimension and an opposed blade damper in soft white (Shoemaker 931-0-12X4) from PlumbersStock. The 931-O series offers single deflection surface mount grille with adjustable steel blades. The blades provide 2-way airflow on one plane as they run parallel to the longest dimension. Manually operate the opposed blade damper using a screwdriver (it's recessed). The nylon bushings reduce noise. Countersunk mounting holes provide a flush appearance. Shoemaker is known for engineering innovation and practical solutions.
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